<!DOCTYPE html>
<html style="height: 100%;">
    <style>
        body{
            overflow: hidden;
            position: relative;
            background: url(images/loading/bg.jpg) top right;
        }
        div{
            width: 30px;
            background: url(images/loading/left_light.png) no-repeat;
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            border-radius: 33%;
        }
        img{
            height: 100%;
        }
    </style>
  <body style="height: 100%;">
    <div style="height: 0%;border: 1px solid #fff">
    </div>
  </body>
</html>